The Company And Basis Of Presentation	12 Months Ended
Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
The Company And Basis Of Presentation	THE COMPANY AND BASIS OF PRESENTATION The Company completed the acquisition of DTS, Inc. ("DTS"), a publicly-traded developer of sound-based technologies, in December 2016. At the time of the acquisition, Tessera Technologies, Inc. and DTS were combined under the newly-formed Tessera Holding Corporation. During the first quarter of 2017, the Company introduced its new corporate name, “Xperi Corporation”, stock ticker, “XPER”, and launched a new corporate logo. These changes have resulted in the presentation of the financial statements under the new name of Xperi Corporation (formerly known as Tessera Holding Corporation which is the successor registrant to Tessera Technologies Inc.). For more information on the acquisition of DTS, Inc., see Note 8 - “Business Combinations.” Xperi Corporation licenses its innovative products, technologies and inventions to global electronics companies which, in turn, integrate the technologies into their own consumer electronics and semiconductor products. The Company's technologies and inventions are widely adopted and used every day by millions of people. The Company's audio technologies have shipped in billions of devices for the home, mobile and automotive markets. The Company's imaging technologies are embedded in more than 25% of current smartphones. The Company's semiconductor packaging and interconnect technologies have been licensed to more than 100 customers and have shipped in over 100 billion semiconductor chips. The consolidated financial statements include the accounts of Xperi Corporation and each of its wholly owned subsidiaries. The accompanying consolidated financial statements have been prepared in accordance with generally accepted accounting principles (“GAAP”) in the United States (“U.S.”). All significant intercompany balances and transactions are eliminated in consolidation. The Company’s fiscal year ends on December 31. The Company employs a calendar month-end reporting period for its quarterly reporting. Reclassification Certain reclassifications have been made to prior period balances in order to conform to the current period’s presentation. Refer to Note 3 – “Recent Accounting Pronouncements” for detail.

THE COMPANY AND BASIS OF PRESENTATION

The Company completed the acquisition of DTS, Inc. ("DTS"), a publicly-traded developer of sound-based technologies, in December 2016. At the time of the acquisition, Tessera Technologies, Inc. and DTS were combined under the newly-formed Tessera Holding Corporation. During the first quarter of 2017, the Company introduced its new corporate name, “Xperi Corporation”, stock ticker, “XPER”, and launched a new corporate logo.

These changes have resulted in the presentation of the financial statements under the new name of Xperi Corporation (formerly known as Tessera Holding Corporation which is the successor registrant to Tessera Technologies Inc.). For more information on the acquisition of DTS, Inc., see Note 8 - “Business Combinations.”

Xperi Corporation licenses its innovative products, technologies and inventions to global electronics companies which, in turn, integrate the technologies into their own consumer electronics and semiconductor products. The Company's technologies and inventions are widely adopted and used every day by millions of people. The Company's audio technologies have shipped in billions of devices for the home, mobile and automotive markets. The Company's imaging technologies are embedded in more than 25% of current smartphones. The Company's semiconductor packaging and interconnect technologies have been licensed to more than 100 customers and have shipped in over 100 billion semiconductor chips.

The consolidated financial statements include the accounts of Xperi Corporation and each of its wholly owned subsidiaries. The accompanying consolidated financial statements have been prepared in accordance with generally accepted accounting principles (“GAAP”) in the United States (“U.S.”). All significant intercompany balances and transactions are eliminated in consolidation.

The Company’s fiscal year ends on December 31. The Company employs a calendar month-end reporting period for its quarterly reporting.

Reclassification

Certain reclassifications have been made to prior period balances in order to conform to the current period’s presentation. Refer to Note 3 – “Recent Accounting Pronouncements” for detail.